First- class levers .
A)in the body can operate at a mechanical advantage or mechanical disadvantage,depending on specific location
B)have load at one end of the lever,fulcrum at the other,and effort applied somewhere in the middle
C)are the type found in the joints forming the ball of the foot as used in raising the body on the toes
D)are typified by tweezers or forceps

Question

Quizplus · Accepted Answer

First-class levers have the fulcrum positioned between the effort and the load, allowing them to operate at either a mechanical advantage or disadvantage depending on the relative distances of the effort and load from the fulcrum.

First- Class Levers